Nominal APRFR Leakage and U235 Fission Spectra [4]
| Energy Group Number n |
Energy Range (Mev) |
Average Energy Eₙ (Mev) |
APRFR Spectrum Fraction XₙΔEₙ |
U235 Fission Spectrum Fraction XₙΔEₙ |
|---|---|---|---|---|
| 1 | 3.0-∞ | 4.41 | 0.133 | 0.204 |
| 2 | 1.4-3.0 | 2.10 | 0.251 | 0.344 |
| 3 | 0.9-1.4 | 1.14 | 0.164 | 0.168 |
| 4 | 0.4-0.9 | 0.65 | 0.262 | 0.180 |
| 5 | 0.1-0.4 | 0.26 | 0.168 | 0.090 |
| 6 | 0-0.1 | 0.059 | 0.022 | 0.014 |
| SUM | 1.000 | 1.000 | ||
| Mean | ||||
| Energy | ||||
| (Mev) | ~1.55 | ~1.8 | ||